jbd2_journal_init_dev (9) - Linux Man Pages

jbd2_journal_init_dev: creates and initialises a journal structure

NAME

jbd2_journal_init_dev - creates and initialises a journal structure

SYNOPSIS

journal_t * jbd2_journal_init_dev(struct block_device bdev, struct block_device fs_dev, unsigned long long start, int len, int blocksize);

ARGUMENTS

bdev

Block device on which to create the journal

fs_dev

Device which hold journalled filesystem for this journal.

start

Block nr Start of journal.

len

Length of the journal in blocks.

blocksize

blocksize of journalling device

RETURN

a newly created journal_t *

jbd2_journal_init_dev creates a journal which maps a fixed contiguous range of blocks on an arbitrary block device.

AUTHORS

Roger Gammans <rgammans [at] computer-surgery.co.uk>

Author.

Stephen Tweedie <sct [at] redhat.com>

Author.

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